Not commonly used, nectar often refers to the process of making hash oil only from flower nugs, rather than trim.
Merriam-Webster Online Dictionary
nectar (noun)1.
a) the drink of the Greek and Roman gods
b) something delicious to drink
c) a beverage of fruit juice and pulp - apricot nectar
2.
a sweet liquid that is secreted by the of a plant and is the chief raw material of honey - nectaries
concentrate, extract, resin, oil, distillate